SNMP_AGENT (FB)¶

FUNCTION_BLOCK SNMP_AGENT

This function block allows to request and set registered values via SNMP GET, SNMP GET_NEXT and SNMP SET. Use the function blocks SNMP_STRING, SNMP_DINT or SNMP_OBJECT to register OIDs and the corresponding values.

SNMP V3 GET and GET_NEXT

Set an unique engine id via g_EngineId
Create an user with the functions CreateUser (read only) or CreateRWUser (read write, see SNMP SET)

SNMP SET

Conditions for SET:

Works with SNMP V3 only
eAccessType of SNMP_STRING, SNMP_DINT or SNMP_OBJECT must be AccessType.ReadWrite
The user must be created with the function CreateRWUser

InOut:

Scope	Name	Type	Initial	Comment
Input	`xExecute`	`BOOL`		Starts the agent
	`sOwnIP`	`STRING(100)`		Hostname or IP address of the SNMP master (the IP of the control)
	`uiPort`	`UINT`	161	Port of SNMP agent
Output	`xBusy`	`BOOL`		True while busy
	`xDone`	`BOOL`		True if the call has finished
	`xError`	`BOOL`		True if an error occured
	`eError`	ERROR		Error state of the last request